Ifektri yethu ikhiqiza imishini yama-valve ekhethekile yokujika nokubhoboza insimbi eyenziwe ngomgunyathi, insimbi eyinsimbi (i-carbon steel) ama-valve esango, ama-globe valves, ama-butterfly valves, njll., enosayizi wethuluzi ongu-10mm. Imishini iyasebenza, ifanelekile, izinzile futhi inokwethenjelwa. Ama-valve alandelayo ethulwa wena. Thina...
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